/*
 * Copyright (c) 2024 iSOFT INFRASTRUCTURE SOFTWARE CO., LTD.
 * easyAda is licensed under Mulan PubL v2.
 * You can use this software according to the terms and conditions of the Mulan PubL v2.
 * You may obtain a copy of Mulan PubL v2 at:
 *          http://license.coscl.org.cn/MulanPubL-2.0
 * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
 * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
 * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
 * See the Mulan PubL v2 for more details.
 */

#include "uart_pl011.h"

static volatile struct uart_regs_t *uart1 = (struct uart_regs_t *)DEVICE_VBASE_UART;

#define FR_RXFE (1u << 4)
#define FR_TXFF (1u << 5)

void serial_putchar(const char c)
{
    while (uart1->FR & FR_TXFF)
        ;
    uart1->DR = c;
}
